Ask a man to describe a woman who’s a “10,” and statistically, the main criteria are not likely humor, manners and ambition. But for Lulu, the new social networking app that allows women to rank and review their male Facebook …

Nothing puts the kibosh on a one-night stand like announcing that sex is off-limits. It’s also a pretty serious roadblock to the establishment of a loving relationship, believes Laura Brashier, which is why she’s launched

So you’re having fun at a party, and you see a cute possibility across the room. The next day, you remember precisely what that person looks like. But you just can’t remember the name — which is frustrating, since there’s …